5)Let w-f(u, v), where u = X -y andv = a) Using the chain rule, express x-y in terms of x, y, of and ôf and and in b) If w=f(u, v) =uv where u and v are defined earlier, express terms of x and y only and in simplest form.

5 (-3) Which of the following could be a value for v? -3 -0) (₁) 3 -3 (1) Suppose that uv = -20 and that u = a) v: = -1 b) v c) v = = d) v -3 (₁)

Let u (6,6) and 7 = (-7,4). Compute the following: u v = 1008 v=1008 |||||² = 72 -3(u-v) = 3024 (-3u) v = ú. (-3v) = (ú. v) v = Add Work Submit Question X X > 8 X

2. If f(2) = e*, describe the images under f(z) of horizontal and vertical lines, i.e. what are the sets f(a + it) and f(t + ib), where a and b are constants and t runs through all real numbers?

O foxy) = = senx + seny + Sen(xg) t1 fcxy)=xe 2xy 2x

Use the numeric technique